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Idaho

$163+ Cheap flights from Santa Rosa (STS) to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
STS — BOI
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Santa Rosa to Idaho

Cheapest flights from Santa Rosa to Idaho
Explore the most affordable flight options available from Santa Rosa to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:00 am
STS
-
BOI
1 stop4h 34m
Alaska Airlines
Tue 5/196:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$197
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:21 pm
STS
-
BOI
1 stop4h 37m
Alaska Airlines
Tue 5/196:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$218
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:50 pm
STS
-
BOI
1 stop4h 09m
Alaska Airlines
Mon 3/98:12 pm
BOI
-
STS
1 stop4h 45m
Alaska Airlines
Deal found 1/28$227
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:20 am
STS
-
BOI
2 stops14h 39m
Alaska Airlines
Tue 5/196:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$235
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:00 am
STS
-
BOI
1 stop4h 34m
Alaska Airlines
Sun 5/176:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$248
This Expedia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:53 pm
STS
-
BOI
1 stop14h 28m
Alaska Airlines
Fri 4/108:20 am
BOI
-
STS
1 stop10h 41m
Alaska Airlines
Deal found 1/27$258
This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:27 pm
STS
-
BOI
1 stop4h 41m
Alaska Airlines
Mon 3/98:12 pm
BOI
-
STS
1 stop4h 45m
Alaska Airlines
Deal found 1/27$259
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:00 pm
STS
-
BOI
1 stop24h 26m
Alaska Airlines
Sat 5/166:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$260
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:21 pm
STS
-
BOI
1 stop4h 37m
Alaska Airlines
Tue 5/196:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$263
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:46 pm
STS
-
BOI
1 stop4h 13m
Alaska Airlines
Tue 5/196:35 am
BOI
-
STS
1 stop6h 38m
Alaska Airlines
Deal found 1/25$268
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:53 pm
STS
-
GEG
1 stop5h 06m
Alaska Airlines
Sat 3/286:20 am
GEG
-
STS
2 stops11h 41m
Alaska Airlines
Deal found 1/25$275
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:53 pm
STS
-
GEG
1 stop5h 06m
Alaska Airlines
Tue 3/316:20 am
GEG
-
STS
2 stops11h 41m
Alaska Airlines
Deal found 1/25$285

Find flight deals from Santa Rosa to Idaho

Keep the following information in mind while searching for Santa Rosa to Idaho flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Alaska Airlines)

One-way from

$163
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$303
Provider with most accurate pricing for San Francisco-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Boise Air Term. Gowen Fld flights.
Search Deals
From Santa Rosa Sonoma County to Idaho
Search Deals
One-way flight from Santa Rosa Sonoma County to Idaho
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Santa Rosa to Idaho that are best for you.

Fly from

Santa Rosa

Fly to

Idaho

Route

Depart

Return

Price

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Sat 5/9

7:00 am-12:34 pm

1 stop4h 34m

Boise Air Term. Gowen Fld

Sat 5/16

6:35 am-12:13 pm

1 stop6h 38m

$197

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Sat 5/9

7:00 am-12:34 pm

1 stop4h 34m

Boise Air Term. Gowen Fld

Wed 5/13

6:16 pm-11:26 pm

1 stop6h 10m

$218

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Wed 5/13

5:21 pm-10:58 pm

1 stop4h 37m

Boise Air Term. Gowen Fld

Tue 5/19

6:35 am-12:13 pm

1 stop6h 38m

$218

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Wed 5/13

5:21 pm-10:58 pm

1 stop4h 37m

Boise Air Term. Gowen Fld

Sat 5/16

6:35 am-12:13 pm

1 stop6h 38m

$218

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Sat 3/7

6:50 pm-11:59 pm

1 stop4h 09m

Boise Air Term. Gowen Fld

Mon 3/9

8:12 pm-11:57 pm

1 stop4h 45m

$227

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Tue 5/12

8:20 am-11:59 pm

2 stops14h 39m

Boise Air Term. Gowen Fld

Tue 5/19

6:35 am-12:13 pm

1 stop6h 38m

$235

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Tue 5/12

7:00 am-12:34 pm

1 stop4h 34m

Boise Air Term. Gowen Fld

Wed 5/13

10:00 am-11:26 pm

2 stops14h 26m

$245

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Sat 5/9

7:00 am-12:34 pm

1 stop4h 34m

Boise Air Term. Gowen Fld

Mon 5/18

6:35 am-12:13 pm

1 stop6h 38m

$248

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Tue 5/12

7:00 am-12:34 pm

1 stop4h 34m

Boise Air Term. Gowen Fld

Mon 5/18

6:35 am-12:13 pm

1 stop6h 38m

$248

Santa RosaBoise

STS - BOI

STSBOI

Santa Rosa Sonoma County

Sat 5/9

7:00 am-12:34 pm

1 stop4h 34m

Boise Air Term. Gowen Fld

Sun 5/17

6:35 am-12:13 pm

1 stop6h 38m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 34 results
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Best time to book a flight from Santa Rosa to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Santa Rosa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santa Rosa to Idaho

What is the cheapest month to book a flight from Santa Rosa to Idaho?

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Idaho (average of $74). Flying from Santa Rosa to Idaho in July is currently the most expensive (average of $149). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Santa Rosa to Idaho?

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated January 28, 2026.
Read reviews from past customers who have flown Alaska Airlines and Avelo Airlines from Santa Rosa to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,801 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,801 reviews
Alaska Airlines
8.0
Very good
11,801 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Avelo Airlines
7.6
Good
Alaska Airlines
8.0
Very good
11,801 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santa Rosa to Idaho?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County (STS) is the airport most travelers will use when flying to Idaho from Santa Rosa.

  • How long is the flight from Santa Rosa to Idaho?

    Alaska Airlines can get you from Santa Rosa to Idaho in just under 4h 34m. Your travel time can differ by up to . Airlines will cover a distance of 489 mi.

  • What are the most popular routes from Santa Rosa to Idaho?

    The most popular route from Santa Rosa to Idaho is Santa Rosa Sonoma County - Spokane. You may also consider Santa Rosa Sonoma County - Boise Air Term. Gowen Fld or Santa Rosa Sonoma County - Jackson Hole.

  • Can I find deals for flights from Santa Rosa to Idaho that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Idaho.

  • Can I find deals for business class flights from Santa Rosa to Idaho?

    Yes. Cheapflights offers flight deals from Santa Rosa to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Idaho?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Idaho (average of $74). Flying from Santa Rosa to Idaho in July is currently the most expensive (average of $149). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Santa Rosa to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Santa Rosa to Idaho

Discover the top 2 airlines that operate flights from Santa Rosa to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$106Average$121FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$259Average$421FlexibilityNo cancel feeOn-time75%

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